When I first heard about the Nikon Z 24-105mm f/4-7.1, I nearly spat my coffee all over my keyboard. “Who the heck wants a 24-105mm that maxes out at f/7.1?” I spluttered to my Nikon-loving colleague, ...

For each of the 12 days of Christmas, I’m revisiting a month’s worth of lenses that we covered on DCW. Today it's August 2025… check out the other 12 lenses of Christmas! August is one of the biggest ...

Abstract: Camera calibration is essential in phase measuring deflectometry, and this paper introduces a method focusing on entrance pupil center calibration of the camera lens. The first step involves ...

Abstract: Fish-eye lens provide ultra-wide field of view, however cause obvious image distortion. The paper provides a close range fisheye lens camera model which reflects the relationship between ...

Become a part of one of the friendliest photo sharing communities online. Share your photos to show-off, improve and discuss your photography, as well as get free critique on your photography. Or ...

Become a part of one of the friendliest photo sharing communities online. Share your photos to show-off, improve and discuss your photography, as well as get free critique on your photography. Or ...